Product OverviewSamsung prides itself in the differentiation the AMOLED screen technology brings to its high-ends, and it has indeed achieved the unthinkable with the Galaxy S 4 this time around - a five-inch panel with the amazing for OLED screen 441ppi pixel density. Not only that, but it debuts a temperature and depth sensor for the first time. With features like Floating Touch and hand gestures you can control the phone without even touching the display, while the S Health and S Translator integration add to the unique aura around the S 4 as a truly human companion.